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What exactly are DLL files, and how do they work?
...without updating the EXE itself.
Loading a DLL:
A program loads a DLL at startup, via the Win32 API LoadLibrary, or when it is a dependency of another DLL. A program uses the GetProcAddress to load a function or LoadResource to load a resource.
Further reading:
Please check MSDN or Wikipedia fo...
How to draw a line in android
... canvas.drawLine(20, 0, 0, 20, paint);
}
}
The activity to start it:
StartDraw.java
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
public class StartDraw extends Activity {
DrawView drawView;
@Override
public void onCreate(Bundle...
XAMPP - MySQL shutdown unexpectedly
When I open XAMPP and click start MySQL button and it gives me an error.
I had started it just before, but now it isn't working.
...
async/await - when to return a Task vs void?
...,
public static async void AsyncMethod2(int num)
{
await Task.Factory.StartNew(() => Thread.Sleep(num));
}
Yes, use async and await here, they make sure your method still works correctly if an exception is thrown.
for more information see: http://msdn.microsoft.com/en-us/magazine/jj991977...
How can I recursively find all files in current and subfolders based on wildcard matching?
...
Use find for that:
find . -name "foo*"
find needs a starting point, and the . (dot) points to the current directory.
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How to clear the cache in NetBeans
... delete (or rename) the directory. NetBeans will rebuild its cache when it starts up.
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EF5: Cannot attach the file ‘{0}' as database '{1}'
...d line.
Open the "Developer Command Propmpt for VisualStudio" under your start/programs menu.
Run the following commands:
sqllocaldb.exe stop v11.0
sqllocaldb.exe delete v11.0
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Best way to store time (hh:mm) in a database
...
DATETIME start DATETIME end
I implore you to use two DATETIME values instead, labelled something like event_start and event_end.
Time is a complex business
Most of the world has now adopted the denery based metric system for most...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...ification).
Earlier I described how these functions run automatically at startup, but if they run automatically who is passing in the arguments? This technique assumes that all the parameters you need are already defined as global variables. So if jQuery wasn't already defined as a global variabl...
How is Docker different from a virtual machine?
... think it is possible.
A full virtualized system usually takes minutes to start, whereas Docker/LXC/runC containers take seconds, and often even less than a second.
There are pros and cons for each type of virtualized system. If you want full isolation with guaranteed resources, a full VM is the w...